Portville Weather Forecast

    • 40
    • 62

    Increasing Clouds

    • 44
    • 69

    Increasing Clouds

    • 50
    • 71

    Chance Rain Showers

    • 54
    • 60

    Rain Showers Likely

    • 52
    • 72

    Chance Rain Showers

    • 51
    • 71

    Chance Rain Showers

    • 45
    • 65

    Chance Rain Showers

Today 25 May Cattaraugus

Partly sunny and cool with Highs in the upper 50s. Northwest Winds 10 to 15 Mph.

Tonight 25 May Cattaraugus

Partly to mostly cloudy with some patchy fog developing late. Lows around 40. Northwest Winds around 10 Mph, becoming light.

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Portville Temperature Statistics

May Temperature

Wellsville, Wellsville Municipal Airport (18.6 miles)

  • Lowest 20 May, 2025

    36.6 °F

  • Average May

    55.5 °F

  • Highest 12 May, 2025

    80.7 °F

Climate (2020–Present)

Wellsville, Wellsville Municipal Airport (18.6 miles)

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  • Average Low 2020–2025

    40.3 °F

  • Average 2020–2025

    48.5 °F

  • Average High 2020–2025

    57 °F
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